What is Bar Code

What is QR Code ? 

                QR Code is a trademark code. Its means that (Quick Response Code). This code was invented in 1994 by Japanese company. It’s mainly purpose for track vehicle during manufacturing. QR Code is a two-dimension squire barcode. Its can store encoded data. 

QR Code is a two-dimensional barcode which can readable by smart phone. It allow to 4000 characters with two dimensional bar code. With this code by seen on flyers, posters, magazines, and so on. You can easily spot